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index.spec.js
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104 lines (83 loc) · 2.35 KB
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import PullRefresh from '..';
import { mount, later, trigger, triggerDrag } from '../../../test/utils';
test('change head content when pulling down', async () => {
const wrapper = mount(PullRefresh, {
propsData: {
value: false
}
});
wrapper.vm.$on('input', value => {
wrapper.vm.value = value;
});
const track = wrapper.find('.van-pull-refresh__track');
// pulling
trigger(track, 'touchstart', 0, 0);
trigger(track, 'touchmove', 0, 20);
expect(wrapper).toMatchSnapshot();
// loosing
trigger(track, 'touchmove', 0, 100);
expect(wrapper).toMatchSnapshot();
// loading
trigger(track, 'touchend', 0, 100);
expect(wrapper).toMatchSnapshot();
// still loading
triggerDrag(track, 0, 100);
expect(wrapper).toMatchSnapshot();
expect(wrapper.emitted('input')).toBeTruthy();
expect(wrapper.emitted('refresh')).toBeFalsy();
await later();
expect(wrapper.emitted('refresh')).toBeTruthy();
// end loading
wrapper.vm.value = false;
expect(wrapper).toMatchSnapshot();
});
test('custom content by slots', async () => {
const wrapper = mount(PullRefresh, {
scopedSlots: {
pulling({ distance }) {
return `pulling ${distance}`;
},
loosing({ distance }) {
return `loosing ${distance}`;
},
loading({ distance }) {
return `loading ${distance}`;
}
}
});
const track = wrapper.find('.van-pull-refresh__track');
// pulling
trigger(track, 'touchstart', 0, 0);
trigger(track, 'touchmove', 0, 20);
expect(wrapper).toMatchSnapshot();
// loosing
trigger(track, 'touchmove', 0, 100);
expect(wrapper).toMatchSnapshot();
// loading
trigger(track, 'touchend', 0, 100);
expect(wrapper).toMatchSnapshot();
});
test('pull a short distance', () => {
const wrapper = mount(PullRefresh, {
propsData: {
value: false
}
});
const track = wrapper.find('.van-pull-refresh__track');
triggerDrag(track, 0, 10);
expect(wrapper.emitted('input')).toBeFalsy();
});
test('not in page top', () => {
const wrapper = mount(PullRefresh, {
propsData: {
value: false
}
});
window.scrollTop = 100;
const track = wrapper.find('.van-pull-refresh__track');
// ignore touch event when not at page top
triggerDrag(track, 0, 100);
window.scrollTop = 0;
trigger(track, 'touchmove', 0, 100);
expect(wrapper).toMatchSnapshot();
});